From 3a1d4bd7ad6638cd66c66e97c639616455d23b2f Mon Sep 17 00:00:00 2001
From: "Raoul v. R." <vanruesc@outlook.de>
Date: Fri, 6 Sep 2024 16:13:13 +0200
Subject: [PATCH] Add CINEON tone mapping mode

---
 src/effects/ToneMappingEffect.js |  4 ++++
 src/enums/ToneMappingMode.js     | 10 ++++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/effects/ToneMappingEffect.js b/src/effects/ToneMappingEffect.js
index 285216747..344cd24f0 100644
--- a/src/effects/ToneMappingEffect.js
+++ b/src/effects/ToneMappingEffect.js
@@ -136,6 +136,10 @@ export class ToneMappingEffect extends Effect {
 					this.defines.set("toneMapping(texel)", "ReinhardToneMapping(texel)");
 					break;
 
+				case ToneMappingMode.CINEON:
+					this.defines.set("toneMapping(texel)", "CineonToneMapping(texel)");
+					break;
+
 				case ToneMappingMode.OPTIMIZED_CINEON:
 					this.defines.set("toneMapping(texel)", "OptimizedCineonToneMapping(texel)");
 					break;
diff --git a/src/enums/ToneMappingMode.js b/src/enums/ToneMappingMode.js
index 31a6cbcb5..ccbf6ff1d 100644
--- a/src/enums/ToneMappingMode.js
+++ b/src/enums/ToneMappingMode.js
@@ -7,7 +7,8 @@
  * @property {Number} REINHARD2 - Modified Reinhard tone mapping.
  * @property {Number} REINHARD2_ADAPTIVE - Simulates the optic nerve responding to the amount of light it is receiving.
  * @property {Number} UNCHARTED2 - Uncharted 2 tone mapping. http://filmicworlds.com/blog/filmic-tonemapping-operators.
- * @property {Number} OPTIMIZED_CINEON - Optimized filmic operator by Jim Hejl and Richard Burgess-Dawson.
+ * @property {Number} OPTIMIZED_CINEON - Deprecated. Use `CINEON` instead.
+ * @property {Number} CINEON - Optimized filmic operator by Jim Hejl and Richard Burgess-Dawson. Requires three r168 or higher.
  * @property {Number} ACES_FILMIC - ACES tone mapping with a scale of 1.0/0.6.
  * @property {Number} AGX - Filmic tone mapping. Requires three r160 or higher. https://github.com/EaryChow/AgX.
  * @property {Number} NEUTRAL - Neutral tone mapping by Khronos. Requires three r162 or higher. https://modelviewer.dev/examples/tone-mapping.
@@ -20,7 +21,8 @@ export const ToneMappingMode = {
 	REINHARD2_ADAPTIVE: 3,
 	UNCHARTED2: 4,
 	OPTIMIZED_CINEON: 5,
-	ACES_FILMIC: 6,
-	AGX: 7,
-	NEUTRAL: 8
+	CINEON: 6,
+	ACES_FILMIC: 7,
+	AGX: 8,
+	NEUTRAL: 9
 };